/*
 * The contents of this web application are subject to the Mozilla Public License Version 
 * 1.1 (the "License"); you may not use this web application except in compliance with 
 * the License. You may obtain a copy of the License at http://www.mozilla.org/MPL/.
 * 
 * Software distributed under the License is distributed on an "AS IS" basis, 
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 
 * for the specific language governing rights and limitations under the License.
 * 
 * The Original Code is owned by and the Initial Developer of the Original Code is 
 * Composite A/S (Danish business reg.no. 21744409). All Rights Reserved
 * 
 * Section 11 of the License is EXPRESSLY amended to include a provision stating 
 * that any dispute, including but not limited to disputes related to the enforcement 
 * of the License, to which Composite A/S as owner of the Original Code, as Initial 
 * Developer or in any other role, becomes a part to shall be governed by Danish law 
 * and be initiated before the Copenhagen City Court ("K�benhavns Byret")            
 */

using System;
using System.Web;
using Composite.C1Console.Security;
using Composite.Data;
using Composite.C1Console.Users;
using Composite.Core.Configuration;


namespace Composite.Core.WebClient.HttpModules
{
    internal class AdministrativeDataScopeSetterHttpModule : IHttpModule
    {
        public void Init(HttpApplication context)
        {
            var moduleInstance = new ModuleInstance();
            context.AuthenticateRequest += moduleInstance.AuthenticateRequest;
            context.EndRequest += moduleInstance.EndRequest;
        }

        private class ModuleInstance
        {
            private DataScope _dataScope;

            public void AuthenticateRequest(object sender, EventArgs e)
            {
                if (SystemSetupFacade.IsSystemFirstTimeInitialized == false) return;

                HttpApplication application = (HttpApplication)sender;
                HttpContext context = application.Context;

                bool adminRootRequest = UrlUtils.IsAdminConsoleRequest(context);

                if (adminRootRequest && UserValidationFacade.IsLoggedIn())
                {
                    _dataScope = new DataScope(DataScopeIdentifier.Administrated, UserSettings.ActiveLocaleCultureInfo);
                }
            }

            public void EndRequest(object sender, EventArgs e)
            {
                if (_dataScope != null)
                {
                    _dataScope.Dispose();
                }
            }
        }

        public void Dispose()
        {
        }
    }
}
